英文關鍵字
adjust
alone
beam
coherent
computer
counter
dark
desk
device
digital
display
dot
electronics
engineer
equipment
experiment
human
indoor
inside
job
lab
laboratory
laser
lot
male
man
many
microparticles
microscope
motion
movement
one
pc
person
radiation
ray
research
room
samara
science
screen
set
single
spot
stand
table
tune
watch
work
workbench